135 lines
4.2 KiB
Docker
135 lines
4.2 KiB
Docker
# 使用 RockyLinux 8 最小化镜像作为基础
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FROM rockylinux:8.9-minimal
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# 维护者信息
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LABEL maintainer="XXXX团队" \
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description="Minimal JDK 17.0.16 on RockyLinux 8 with Chinese support" \
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version="1.0" \
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java.version="17.0.16"
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# 设置环境变量
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ENV LANG zh_CN.UTF-8
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ENV LC_ALL zh_CN.UTF-8
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ENV JAVA_HOME /opt/jdk-17.0.16
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ENV PATH $JAVA_HOME/bin:$PATH
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ENV CLASSPATH .:$JAVA_HOME/lib/jrt-fs.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
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# 一次性安装所有依赖并设置环境
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RUN set -eux && \
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# 配置国内镜像源加速
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sed -e 's|^mirrorlist=|#mirrorlist=|g' \
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-e 's|^#baseurl=http://dl.rockylinux.org/$contentdir|baseurl=https://mirrors.aliyun.com/rockylinux|g' \
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-i.bak \
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/etc/yum.repos.d/*.repo && \
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\
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# 安装最小必要包（使用microdnf更轻量）
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microdnf update -y && \
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microdnf install -y \
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fontconfig \
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glibc-langpack-zh \
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glibc-locale-source \
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glibc-common \
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&& \
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\
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# 设置中文语言环境
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localedef -c -f UTF-8 -i zh_CN zh_CN.utf8 && \
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echo 'LANG="zh_CN.UTF-8"' > /etc/locale.conf && \
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echo 'LC_ALL="zh_CN.UTF-8"' >> /etc/locale.conf && \
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\
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# 设置时区
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ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
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echo 'Asia/Shanghai' > /etc/timezone && \
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\
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# 创建字体目录
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mkdir -p /usr/share/fonts/ && \
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chmod 755 /usr/share/fonts/ && \
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\
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# 清理缓存
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microdnf clean all && \
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rm -rf /var/cache/yum /var/tmp/* /tmp/*
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# 复制最小字体文件（只复制必需的中文字体）
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COPY ./fonts/simsun.ttf /usr/share/fonts/
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# 可选：如果需要更多字体支持，可以添加其他字体
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# COPY ./fonts/msyh.ttc /usr/share/fonts/
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# 更新字体缓存
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RUN fc-cache -fv && rm -rf /var/cache/fontconfig/*
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# 添加并精简 JDK
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ADD jdk-17.0.16_linux-x64_bin.tar.gz /opt/
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# 精简JDK：删除不必要的文件
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RUN set -eux && \
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# 重命名JDK目录
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mv /opt/jdk-17.0.16 /opt/jdk-17.0.16-original && \
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\
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# 创建新的精简JDK目录
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mkdir -p /opt/jdk-17.0.16 && \
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\
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# 保留必要的目录和文件
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cp -r /opt/jdk-17.0.16-original/bin /opt/jdk-17.0.16/ && \
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cp -r /opt/jdk-17.0.16-original/lib /opt/jdk-17.0.16/ && \
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cp -r /opt/jdk-17.0.16-original/conf /opt/jdk-17.0.16/ && \
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cp -r /opt/jdk-17.0.16-original/include /opt/jdk-17.0.16/ && \
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\
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# 删除调试文件（使用通配符）
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rm -rf /opt/jdk-17.0.16/lib/*.diz \
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/opt/jdk-17.0.16/lib/*/*.diz \
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/opt/jdk-17.0.16/lib/*/*/*.diz \
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/opt/jdk-17.0.16/lib/*.debuginfo \
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/opt/jdk-17.0.16/lib/*/*.debuginfo \
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/opt/jdk-17.0.16/lib/*/*/*.debuginfo \
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/opt/jdk-17.0.16/lib/*.pdb \
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/opt/jdk-17.0.16/lib/*/*.pdb \
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/opt/jdk-17.0.16/lib/*/*/*.pdb && \
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\
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# 删除不必要的模块和文件
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rm -rf /opt/jdk-17.0.16/lib/src.zip \
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/opt/jdk-17.0.16/lib/missioncontrol \
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/opt/jdk-17.0.16/lib/visualvm \
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/opt/jdk-17.0.16/lib/jfr \
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/opt/jdk-17.0.16/lib/security/cacerts.dummy \
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\
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# 删除演示和样例
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/opt/jdk-17.0.16-original/demo \
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/opt/jdk-17.0.16-original/sample \
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/opt/jdk-17.0.16-original/man \
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\
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# 删除文档
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/opt/jdk-17.0.16-original/legal \
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/opt/jdk-17.0.16-original/README.md \
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/opt/jdk-17.0.16-original/release && \
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\
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# 删除原始JDK目录
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rm -rf /opt/jdk-17.0.16-original && \
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\
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# 设置权限
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chmod -R 755 /opt/jdk-17.0.16 && \
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chown -R root:root /opt/jdk-17.0.16 &&\
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\
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# 验证JDK安装
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/opt/jdk-17.0.16/bin/java -version && \
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/opt/jdk-17.0.16/bin/javac -version
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# 创建非root用户
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RUN set -eux && \
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groupadd -r esxi -g 1000 && \
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useradd -r -g esxi -u 1000 -m -d /app -s /bin/bash esxi && \
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chown -R esxi:esxi /app
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# 清理临时文件
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RUN rm -rf /tmp/* /var/tmp/* /var/log/*.log /*.repo.bak
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# 设置工作目录
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WORKDIR /opt/apps
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# 切换到非root用户
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#USER esxi
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# # 健康检查
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# HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
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# CMD java -version || exit 1
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# 默认命令
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CMD ["java", "-version"] |